1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
|
// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#include "data.h"
#include <QApplication>
#include <QWidget>
#include <QHBoxLayout>
#include <QVBoxLayout>
#include <QPushButton>
#include <QLabel>
#include <QComboBox>
#include <QSlider>
#include <QTextEdit>
#include <QScreen>
#include <QPainter>
int main(int argc, char **argv)
{
qputenv("QSG_RHI_BACKEND", "opengl");
QApplication app(argc, argv);
QWidget *widget = new QWidget();
QHBoxLayout *hLayout = new QHBoxLayout(widget);
QVBoxLayout *vLayout = new QVBoxLayout();
Q3DSurface *surface = new Q3DSurface();
Q3DScatter *scatter = new Q3DScatter();
Q3DBars *bars = new Q3DBars();
QSize screenSize = surface->screen()->size();
QWidget *containerSurface = QWidget::createWindowContainer(surface);
containerSurface->setMinimumSize(QSize(screenSize.height() / 1.2, screenSize.height() / 1.2));
containerSurface->setMaximumSize(screenSize);
containerSurface->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
containerSurface->setFocusPolicy(Qt::StrongFocus);
QWidget *containerScatter = QWidget::createWindowContainer(scatter);
containerScatter->setMinimumSize(QSize(screenSize.height() / 1.2, screenSize.height() / 1.2));
containerScatter->setMaximumSize(screenSize);
containerScatter->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
containerScatter->setFocusPolicy(Qt::StrongFocus);
containerScatter->setVisible(false);
QWidget *containerBars = QWidget::createWindowContainer(bars);
containerBars->setMinimumSize(QSize(screenSize.height() / 1.2, screenSize.height() / 1.2));
containerBars->setMaximumSize(screenSize);
containerBars->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
containerBars->setFocusPolicy(Qt::StrongFocus);
containerBars->setVisible(false);
widget->setWindowTitle(QStringLiteral("Test switching graphs on the fly"));
hLayout->addWidget(containerSurface, 1);
hLayout->addWidget(containerScatter, 1);
hLayout->addWidget(containerBars, 1);
hLayout->addLayout(vLayout);
QPushButton *startButton = new QPushButton(widget);
startButton->setText(QStringLiteral("Start"));
QPushButton *stopButton = new QPushButton(widget);
stopButton->setText(QStringLiteral("Stop"));
QComboBox *resolutionBox = new QComboBox(widget);
resolutionBox->addItem(QStringLiteral("Low"));
resolutionBox->addItem(QStringLiteral("Medium"));
resolutionBox->addItem(QStringLiteral("High"));
resolutionBox->addItem(QStringLiteral("Max")); // Comment this out if demo machine is low-perf
resolutionBox->setCurrentIndex(0);
QComboBox *modeBox = new QComboBox(widget);
modeBox->addItem(QStringLiteral("Surface Plot"));
modeBox->addItem(QStringLiteral("Scatter Chart"));
modeBox->addItem(QStringLiteral("Bar Chart"));
modeBox->setCurrentIndex(0);
QLinearGradient gradientOne(0, 0, 200, 1);
gradientOne.setColorAt(0.0, Qt::black);
gradientOne.setColorAt(0.33, Qt::blue);
gradientOne.setColorAt(0.67, Qt::red);
gradientOne.setColorAt(1.0, Qt::yellow);
QPixmap pm(200, 24);
QPainter pmp(&pm);
pmp.setBrush(QBrush(gradientOne));
pmp.setPen(Qt::NoPen);
pmp.drawRect(0, 0, 200, 24);
QPushButton *gradientOneButton = new QPushButton(widget);
gradientOneButton->setIcon(QIcon(pm));
gradientOneButton->setIconSize(QSize(200, 24));
gradientOneButton->setToolTip(QStringLiteral("Colors: Thermal Imitation"));
QLinearGradient gradientTwo(0, 0, 200, 1);
gradientTwo.setColorAt(0.0, Qt::white);
gradientTwo.setColorAt(0.8, Qt::red);
gradientTwo.setColorAt(1.0, Qt::green);
pmp.setBrush(QBrush(gradientTwo));
pmp.setPen(Qt::NoPen);
pmp.drawRect(0, 0, 200, 24);
QPushButton *gradientTwoButton = new QPushButton(widget);
gradientTwoButton->setIcon(QIcon(pm));
gradientTwoButton->setIconSize(QSize(200, 24));
gradientTwoButton->setToolTip(QStringLiteral("Colors: Highlight Foreground"));
QTextEdit *status = new QTextEdit(QStringLiteral("<b>Ready</b><br>"), widget);
status->setReadOnly(true);
vLayout->addWidget(startButton);
vLayout->addWidget(stopButton);
vLayout->addWidget(new QLabel(QStringLiteral("Change resolution")));
vLayout->addWidget(resolutionBox);
vLayout->addWidget(new QLabel(QStringLiteral("Change visualization type")));
vLayout->addWidget(modeBox);
vLayout->addWidget(new QLabel(QStringLiteral("Change color scheme")));
vLayout->addWidget(gradientOneButton);
vLayout->addWidget(gradientTwoButton);
vLayout->addWidget(status, 1, Qt::AlignBottom);
widget->show();
Data datagen(surface, scatter, bars, status, widget);
ContainerChanger changer(containerSurface, containerScatter, containerBars,
gradientOneButton, gradientTwoButton);
QObject::connect(startButton, &QPushButton::clicked, &datagen, &Data::start);
QObject::connect(stopButton, &QPushButton::clicked, &datagen, &Data::stop);
QObject::connect(resolutionBox, SIGNAL(activated(int)), &datagen, SLOT(setResolution(int)));
QObject::connect(modeBox, SIGNAL(activated(int)), &changer, SLOT(changeContainer(int)));
QObject::connect(modeBox, SIGNAL(activated(int)), &datagen, SLOT(changeMode(int)));
QObject::connect(status, &QTextEdit::textChanged, &datagen, &Data::scrollDown);
QObject::connect(gradientOneButton, &QPushButton::clicked, &datagen,
&Data::useGradientOne);
QObject::connect(gradientTwoButton, &QPushButton::clicked, &datagen,
&Data::useGradientTwo);
return app.exec();
}
|
